There are countless websites out there that are geared to make you smarter and more brilliant for either a low or no cost. Here are just 25 such sites that may just make you more clever than ever before.

Brought to you by Legs of Steel. watch the teaser for our 2012 project here: http://www.youtube.com/watch?v=sA3uZ0a1G-0&feature=player_embedded What would a rock concert be without an encore? That's exactly what the boys at Legs Of Steel thought this...